Riordan, P. W. Luther and the Reformation. Catholic Truth Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRiordan, Patrick William. Luther and the Reformation. [Place of publication not identified]: Catholic Truth Society.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRiordan, Patrick William. Luther and the Reformation. Catholic Truth Society.
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